What is a potentiometer titration?

1167

what is induction on electrical insulators

2291

Discuss the historical significance of Actinium and its discovery in the context of the periodic table.

656

What is acid anhydride of h2co3?

979

What group of elements were called the inert gases?

1097

how the compound separate in coulunm,explain

2483

when are the result of sbi clerical come

2380

My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

1567

What is the composition of ferroin?

1065

hi, i want last 10 years ongc exam recruitment papers for subject in chemistry ,genaralknowladge.

2784

How to know the estimated LOQ concentration in ppm

1174

Why we check moisture,ash & AIA in product

1848

Why use only methanol,used determinationof moisture content not use other solvents

1376

what is the origin to prepare standard operating procedure

2275

what is the relation between Total organic carbon and Chemical Oxygen demand?

2869